Which of the following is the most appropriate unit to describe the time you can drive a car based on the amount of gas?

minutes per gallon, because the independent quantity is the gallons

minutes per gallon, because the independent quantity is the minutes

gallons per minute, because the independent quantity is the gallons

gallons per minute, because the independent quantity is the minutes

In 1859, charles darwin published the first edition of on the origin of species, which explained his observations of various groups of animals that showed great similarities but minor differences. darwin concluded that if a population of one species separates into two different populations that live in separate locations, then over the course of many generations the different populations can develop into different species. this idea predicted many future biological findings and became the basis of modern biology. darwin’s explanation for why different species exist is best described as a(n) law. theory. inquiry. hypothesis.